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authorJakub Kicinski <kuba@kernel.org>2024-08-09 00:03:51 +0300
committerJakub Kicinski <kuba@kernel.org>2024-08-16 03:18:52 +0300
commit4d3d3559fc7a56226d8a83ee68d72a900afd42c4 (patch)
tree22298b5419a71ff40f756b1748bd12c783804bca /drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
parenta9c60712d71ff07197b2982899b9db28ed548ded (diff)
parenta4a35f6cbebbf9466b6c412506ab89299d567f51 (diff)
downloadlinux-4d3d3559fc7a56226d8a83ee68d72a900afd42c4.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR. Conflicts: Documentation/devicetree/bindings/net/fsl,qoriq-mc-dpmac.yaml c25504a0ba36 ("dt-bindings: net: fsl,qoriq-mc-dpmac: add missed property phys") be034ee6c33d ("dt-bindings: net: fsl,qoriq-mc-dpmac: using unevaluatedProperties") https://lore.kernel.org/20240815110934.56ae623a@canb.auug.org.au drivers/net/dsa/vitesse-vsc73xx-core.c 5b9eebc2c7a5 ("net: dsa: vsc73xx: pass value in phy_write operation") fa63c6434b6f ("net: dsa: vsc73xx: check busy flag in MDIO operations") 2524d6c28bdc ("net: dsa: vsc73xx: use defined values in phy operations") https://lore.kernel.org/20240813104039.429b9fe6@canb.auug.org.au Resolve by using FIELD_PREP(), Stephen's resolution is simpler. Adjacent changes: net/vmw_vsock/af_vsock.c 69139d2919dd ("vsock: fix recursive ->recvmsg calls") 744500d81f81 ("vsock: add support for SIOCOUTQ ioctl") Link: https://patch.msgid.link/20240815141149.33862-1-pabeni@redhat.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c36
1 files changed, 34 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
index f91cc149d06c..7d26a962f811 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
@@ -456,6 +456,7 @@ static int amdgpu_vram_mgr_new(struct ttm_resource_manager *man,
u64 vis_usage = 0, max_bytes, min_block_size;
struct amdgpu_vram_mgr_resource *vres;
u64 size, remaining_size, lpfn, fpfn;
+ unsigned int adjust_dcc_size = 0;
struct drm_buddy *mm = &mgr->mm;
struct drm_buddy_block *block;
unsigned long pages_per_block;
@@ -511,7 +512,19 @@ static int amdgpu_vram_mgr_new(struct ttm_resource_manager *man,
/* Allocate blocks in desired range */
vres->flags |= DRM_BUDDY_RANGE_ALLOCATION;
+ if (bo->flags & AMDGPU_GEM_CREATE_GFX12_DCC &&
+ adev->gmc.gmc_funcs->get_dcc_alignment)
+ adjust_dcc_size = amdgpu_gmc_get_dcc_alignment(adev);
+
remaining_size = (u64)vres->base.size;
+ if (bo->flags & AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS && adjust_dcc_size) {
+ unsigned int dcc_size;
+
+ dcc_size = roundup_pow_of_two(vres->base.size + adjust_dcc_size);
+ remaining_size = (u64)dcc_size;
+
+ vres->flags |= DRM_BUDDY_TRIM_DISABLE;
+ }
mutex_lock(&mgr->lock);
while (remaining_size) {
@@ -521,8 +534,11 @@ static int amdgpu_vram_mgr_new(struct ttm_resource_manager *man,
min_block_size = mgr->default_page_size;
size = remaining_size;
- if ((size >= (u64)pages_per_block << PAGE_SHIFT) &&
- !(size & (((u64)pages_per_block << PAGE_SHIFT) - 1)))
+
+ if (bo->flags & AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS && adjust_dcc_size)
+ min_block_size = size;
+ else if ((size >= (u64)pages_per_block << PAGE_SHIFT) &&
+ !(size & (((u64)pages_per_block << PAGE_SHIFT) - 1)))
min_block_size = (u64)pages_per_block << PAGE_SHIFT;
BUG_ON(min_block_size < mm->chunk_size);
@@ -553,6 +569,22 @@ static int amdgpu_vram_mgr_new(struct ttm_resource_manager *man,
}
mutex_unlock(&mgr->lock);
+ if (bo->flags & AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS && adjust_dcc_size) {
+ struct drm_buddy_block *dcc_block;
+ unsigned long dcc_start;
+ u64 trim_start;
+
+ dcc_block = amdgpu_vram_mgr_first_block(&vres->blocks);
+ /* Adjust the start address for DCC buffers only */
+ dcc_start =
+ roundup((unsigned long)amdgpu_vram_mgr_block_start(dcc_block),
+ adjust_dcc_size);
+ trim_start = (u64)dcc_start;
+ drm_buddy_block_trim(mm, &trim_start,
+ (u64)vres->base.size,
+ &vres->blocks);
+ }
+
vres->base.start = 0;
size = max_t(u64, amdgpu_vram_mgr_blocks_size(&vres->blocks),
vres->base.size);